I think I found it: Midnight Rescue & Outnumbered

Character was human if I recall and there was only one. The setting was somewhat a dark night in a "spooky" house. Had to solve various subject questions behind doors.

I doubt anyone here remembers it, I recall very little of it, but I remember having an old floppy disc game (either 3 or 5 1/4 inch I think) on PC. I think you were in some house of mansion that had various quiz rooms, you moved from left to right. That's about all I can recall. Oh and the graphics …